Welcome to Posti Messaging Customer Service! 


We are happy to help You with questions regarding our Multichannel products and services. If you are already our Customer, kindly contact us in our Service Portal.

Service Portal


Are you interested to hear more about how our services could help You?

   Contact us  



If the Service Portal is not available, please call:

For Posti Messaging Oy customers
Phone: +358 9 5846 6200

Finnish support working days 8:00 – 16:00 EET

English incident support is available 24/7

For Posti's services see contact points for Parcels, OmaPosti, Letters, Mail and Freight.




Contact Our Sales

Our sales is happy to tell you how we can help you to streamline your business processes by delivering documents to your clients in their preferred channels and formats. Please fill in the form and we will contact you as soon as possible.



Finland Posti Messaging Oy

Postintaival 7, FI-00230 Helsinki, Finland PL 7 FI-00011 POSTI Finland +358 20 4511
Business ID: 2876876-7 FI28768767
003728768767 Operator ID: 003710948874 / OpusCapita Solutions Oy (E204503 as of June 1, 2018)
Posti Messaging Oy, PL 9035 00063 LASKUNET

Posti Messaging Sp. Z.o.o.

Branch in Toruń ul. Grudziądzka 46-48, 87-100 Toruń, Poland Business ID (KRS): 000284258 525-23-96-690

Posti Messaging OÜ

Tartu rd 43 10128 Tallinn Estonia Business ID: 12584383 EE101685696

Posti Messaging SIA

Delu iela 4 - 8, Riga Latvia LV – 1004 Business ID: 40103741272 LV40103741272